Designation:D6966−13StandardPracticeforCollectionofSettledDustSamplesUsingWipeSamplingMethodsforSubsequentDeterminationofMetals1ThisstandardisissuedunderthefixeddesignationD6966;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversthecollectionofsettleddustonsurfacesusingthewipesamplingmethod.Thesesamplesarecollectedinamannerthatwillpermitsubsequentextractionanddeterminationoftargetmetalsinthewipesusinglabora-toryanalysistechniquessuchasatomicspectrometry.1.2Thispracticedoesnotaddressthesamplingdesigncriteria(thatis,samplingplanwhichincludesthenumberandlocationofsamples)thatareusedforclearance,hazardevaluation,riskassessment,andotherpurposes.Toprovideforvalidconclusions,sufficientnumbersofsamplesshouldbeobtainedasdirectedbyasamplingplan,forexample,inaccordancewithGuideD7659.1.3Thispracticecontainsnotesthatareexplanatoryandarenotpartofthemandatoryrequirementsofthispractice.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1356TerminologyRelatingtoSamplingandAnalysisofAtmospheresD4840GuideforSampleChain-of-CustodyProceduresD7659GuideforStrategiesforSurfaceSamplingofMetalsandMetalloidsforWorkerProtectionD7707SpecificationforWipeSamplingMaterialsforBeryl-liuminSurfaceDustE1792SpecificationforWipeSamplingMaterialsforLeadinSurfaceDust3.Terminology3.1Fordefinitionsoftermsnotlistedhere,seeTerminologyD1356.3.2Definitions:3.2.1batch,n—agroupoffieldorqualitycontrol(QC)samplesthatarecollectedorprocessedtogetheratthe...
